13503412 has 12 divisors (see below), whose sum is σ = 25448836. Its totient is φ = 6232320.

The previous prime is 13503407. The next prime is 13503421. The reversal of 13503412 is 21430531.

13503412 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 929296 + 12574116 = 964^2 + 3546^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 13503412.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 129789 + ... + 129892.

Almost surely, 2^13503412 is an apocalyptic number.

It is an amenable number.

13503412 is a deficient number, since it is larger than the sum of its proper divisors (11945424).

13503412 is a wasteful number, since it uses less digits than its factorization.

13503412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 259698 (or 259696 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 19.

The square root of 13503412 is about 3674.6988992297. The cubic root of 13503412 is about 238.1302161514.

Adding to 13503412 its reverse (21430531), we get a palindrome (34933943).

The spelling of 13503412 in words is "thirteen million, five hundred three thousand, four hundred twelve".